html, body {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    font-family: Arial, Helvetica, sans-serif;
}
body.is-loading::before {
    content: '';
    top: 0;
    left: 0;
    position: fixed;
    background: rgb(0 0 0 / 75%);
    width: 100%;
    height: 100%;
    z-index: 100;
}
body.is-loading::after {
    content: '';
    top: 0;
    left: 0;
    position: fixed;
    background: url("/assets/img/icons/loader.svg") no-repeat center center;
    background-size: 100px 100px;
    width: 100%;
    height: 100%;
    z-index: 101;
}
#error {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    align-content: center;
    justify-content: center;
    flex-wrap: wrap;
}
#error > div {
    display: flex;
    width: 100%;
    justify-content: center;
    align-items: center;
    gap: 1em;
}
#error img {
    width: 32px;
    height: 32px;
}
#error p {
    margin: 0 auto;
}